← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 395 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.75% of a number is 6. What is the number?
  2. 2.40% of a number is 156. What is the number?
  3. 3.Kabir spent ₹42, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  4. 4.10% of a number is 25. What is the number?
  5. 5.Arjun spent ₹27, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  6. 6.Meera spent ₹72, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  7. 7.1 is 10% of ?
  8. 8.5% of a number is 8. What is the number?
  9. 9.Ishaan spent ₹18, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  10. 10.21 is 15% of ?
  11. 11.Arjun spent ₹195, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  12. 12.50% of a number is 77. What is the number?
  13. 13.12% of a number is 30. What is the number?
  14. 14.21 is 75% of ?
  15. 15.80% of a number is 160. What is the number?
  16. 16.15% of a number is 33. What is the number?
  17. 17.50% of a number is 78. What is the number?
  18. 18.141 is 50% of ?
  19. 19.10% of a number is 20. What is the number?
  20. 20.12% of a number is 12. What is the number?
  21. 21.24 is 12% of ?
  22. 22.300 is 75% of ?
  23. 23.128 is 40% of ?
  24. 24.75% of a number is 210. What is the number?
  25. 25.5% of a number is 17. What is the number?
  26. 26.12 is 15% of ?
  27. 27.288 is 75% of ?
  28. 28.Arjun spent ₹99, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  29. 29.44 is 40% of ?
  30. 30.29 is 10% of ?
  31. 31.67 is 25% of ?
  32. 32.Dev spent ₹69, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  33. 33.132 is 80% of ?
  34. 34.5% of a number is 18. What is the number?
  35. 35.Aarav spent ₹6, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  36. 36.85 is 25% of ?
  37. 37.25% of a number is 36. What is the number?
  38. 38.Diya spent ₹189, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.40% of a number is 146. What is the number?
  40. 40.20% of a number is 68. What is the number?

Answer key

  1. 8
  2. 390
  3. 350
  4. 250
  5. 108
  6. 96
  7. 10
  8. 160
  9. 150
  10. 140
  11. 260
  12. 154
  13. 250
  14. 28
  15. 200
  16. 220
  17. 156
  18. 282
  19. 200
  20. 100
  21. 200
  22. 400
  23. 320
  24. 280
  25. 340
  26. 80
  27. 384
  28. 330
  29. 110
  30. 290
  31. 268
  32. 276
  33. 165
  34. 360
  35. 40
  36. 340
  37. 144
  38. 252
  39. 365
  40. 340

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage